potential evapotranspiration 中文意思是什麼

potential evapotranspiration 解釋
可能蒸散〈量
  • potential : adj 1 可能的；【語法】可能語氣的。2 潛在的；有潛勢的；【物理學】位的，勢的。3 〈罕用語〉有力的。n...
  • evapotranspiration : n. 土壤水分蒸發蒸騰損失總量。
  • on : adv 1 〈接觸、覆蓋〉上去；開（opp off）。 turn on the light [radio water gas] 開電燈[收音機、自來...
  1. Model on wheat potential evapotranspiration in apple - wheat intercropping

    小麥復合系統小麥潛在蒸散模擬模型的研究
  2. Assuming that the moisture contents in the lysimeter at the time of measurement remain the same as the previous day, the difference between the added water and the overflow represents the potential evapotranspiration

    假定蒸散量測定裝置內的含水量在兩次量度時間之間保持不變，則灑上草面水分和漏出水分之差即代表可能蒸散量。
  3. ( 3 ) when evaporation was stopped during the process of soil water redistribution, soil water would move downslope by gravity. when evaporation was in process, due to low initial water content, most infiltrated water from small intensity and amount of rainfall would be consumed by intensive evapotranspiration during rainy season, and lateral downslope unsaturated flow seldom took place. however, soil water would move downslope by gravitational and matric potential gradients after continuous rainfall

    （ 3 ）在防止蒸發條件下，再分佈過程中，土壤水分在重力的作用下有沿坡向下運移的趨勢；在蒸發條件下，由於初始含水量一般較低，雨季量小且分散的降雨極易為強烈的蒸發蒸騰所消耗，側向沿坡向下流難以發生，但在持續的降雨條件下，土壤水分在重力勢和基質勢梯度的作用下易沿坡向下運移。
  4. By thoroughly analyzing the concept of " potential evaporation " and " wet environment area evapotranspiration ", using index of comparatively potential evaporation and comparatively actual one, the complementary relationship between actual and potential evapotranspiration was testified entirely with data integration technique. 2

    選擇適合的「潛在蒸散」和「濕潤環境蒸散」的估算式，利用相對潛在蒸散量指標，相對實際蒸散量指標及流域濕潤度，通過數據集群技術，完整模擬並展現了蒸散互補相關關系。
  5. Annual precipitation series about 50 years is stable and no period ; further, the climate drying and desertification are n ' t caused directly by the decrease of precipitation during the period of the research according to the relational analysis among precipitation temporal - spatial change, runoff, evaporation, potential evapotranspiration and soil water ; longyangxia reservoir which was built in 1986 does n ' t have influence on precipitation up to now ; but annual temperature series in gonghe is unstable, having a linear upward trend, and it increases about 0. 0247, 0. 0422 and 0. 0272c per year, and temperature rise must be having an influence on desertification, but there is a very little temperature change, so that the effect is very small ; annual potential evapotranspiration series is stable too, so climate change has little influence on plant water consumption. 2

    在青海共和盆地，近50年的年降雨量序列是平穩的、無周期，其時空變化與徑流、蒸發、潛在蒸散和土壤水分的關系表明，氣候乾燥和嚴重的荒漠化不是由於降雨量減少直接引起，龍羊峽水庫對共和盆地年降雨量變化沒有影響；但是年氣溫序列是非平穩的，茶卡、恰卜恰和貴南的年氣溫平均每年升高0 . 0247 、 0 . 0422和0 . 0272 ，且氣溫升高2 ，年潛在蒸散增加57mm ，盆地內氣候逐漸變乾燥，但影響比較小；由於歷年潛在蒸散序列是平穩的，因此氣候變化對盆地的作物潛在蒸散的影響在研究期內是較小的。
  6. On the base of the palmer drought severity model of america and the modificated palmer drought severity model ( 1986 ), we further modificate the palmer drought severity model in the following aspects ; ? 4 stations were chosen to develope the model and adjust the weighting factor ; ? he potential evapotranspiration for an each month was computed by the penman - monteith equation commended by fao ; ( 3 ) the getting of available water capacity of the soil ( awc ) in each station was based on the data of awc that we can find and the characteristic of soil in each station

    在美國帕默爾旱度模式和我國1985年修正的帕默爾旱度模式的基礎上，針對其中存在的問題，從建模選用較多站點、可能蒸散計算採用彭曼?蒙特斯公式和土壤田間有效持水量進一步準確劃分等三個方面進一步修正了帕默爾旱度模式。
  7. This information, together with surface observations of sunshine duration, global solar radiation, soil and grass minimum temperatures, evaporation and potential evapotranspiration, are essential for many fields of studies including climatology, hydrology, agriculture and civil engineering design

    此等資料與及其他地面觀測，例如日照時間太陽總輻射土壤溫度最低草溫蒸發量及可能蒸散量等，對于很多研究領域，包括氣候學水文學農業及土木工程設計等，都是不可缺少的。
  8. Potential evapotranspiration is defined as the evapotranspiration that would occur if a plant is supplied with ample moisture at all times

    可能蒸散量的定義則為在植物表面經常保持濕潤的狀況下所可能出現的蒸散量。
  9. According to the regional evapotranspiration analytical expression of heterogeneous soil surface applicable to moist climate region which is put forward in this paper, on one hand, soil water absorption is calculated under the consideration of the hydrological condition and hydraulic characteristic of soil surface ; on the other hand, using improved k - b model which is based on penman formula, the potential evaporation power is calculated

    基於本文所提出的適用於濕潤氣候區非均勻地表的區域蒸散率解析表達式，一方面，充分考慮土壤表層水分狀況和水力學特性，計算土壤水分吸附力；另一方面，又充分考慮大氣條件，引進以penman公式為基礎的k - b模式（加以改進）計算潛在蒸發力。
  10. Temporally, annual potential evapotranspiration is from 882 to 107 lmm, with a mean value of 974mm at qiabuqia ; and it is positively correlational to precipitation and temperature, so it is beneficial for plant growth because precipitation and heat ocurs at the same growth period. ; spatially, annual potential evapotranspiration is from 485mm to 1174mm, with a mean value of 1027mm, and it ' s spatial distribution is negatively correlational to precipitation and slope, whereas positively correlational to temperature and extra solar radiation, therefore the spatio - temporal difference of water become the key factors to plant growth and plant climate potential productivity

    在青海共和盆地，歷年潛在蒸散平均974mm ，各月潛在蒸散與降雨和溫度之間是很好的正相關，所以雨熱同季有利於作物生長：年潛在蒸散的空間分佈范圍從485 ? 1174mm ，平均1027mm ，而且年潛在蒸散空間分佈與降雨和坡度是負相關，與溫度和大氣外層輻射正相關，因此水分和溫度的是影響作物水分耗散的重要因子，決定了共和盆地植被的氣候生產力。
  11. Potential evapotranspiration : measurements of potential evapotranspiration are made for three turfed plots at king s park. global solar radiation

    太陽總輻射：太陽總輻射量是在京士柏氣象站量度的。
  12. Table 9. monthly sea surface temperature recorded at north point and waglan island and monthly total evaporation and potential evapotranspiration recorded at king s park between 1971 - 2000

    表9 . 1971 - 2000年北角及橫瀾島錄得海面溫度之月平均值及
  13. Table 9. monthly sea surface temperature recorded at north point and waglan island and monthly total evaporation and potential evapotranspiration recorded at king s park between 1961 - 1990

    表9 . 1961 - 1990年北角及橫瀾島錄得海面溫度之月平均值及
  14. Monthly sea surface temperature recorded at north point and waglan island and monthly total evaporation and potential evapotranspiration recorded at king s park between 1961 - 1990

    1961 - 1990年北角及橫瀾島錄得海面溫度之月平均值及京士柏錄得總蒸發量和總可能蒸散量之月平均值
  15. Monthly sea surface temperature recorded at north point and waglan island and monthly total evaporation and potential evapotranspiration recorded at king s park between 1971 - 2000

    1971 - 2000年北角及橫瀾島錄得海面溫度之月平均值及京士柏錄得總蒸發量和總可能蒸散量之月平均值
  16. Potential evapotranspiration is defined as the evapotranspiration that would occur if a plant is supplied with ample moisture at all times. daily measurements have been made at king s park since 1951

    可能蒸散量的定義則為在植物表面經常保持濕潤的狀況下所可能出現的蒸散量。
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